[Bio-linux-dev] zram swap

Bharat Patel b.patel at griffith.edu.au
Thu Jan 10 07:20:40 EST 2013


Hi Time,

I see the following when running swapon -s. I had upgraded from BL6 to 
BL7 using the script.

Filename                Type        Size        Used    Priority
/dev/zram0          partition    8179124    0        100
/dev/sda2             partition    9871356    0         -1

Regards

Bharat


On 10/01/13 22:11, Tim Booth wrote:
> Hi Tony,
>
> OK, so this was fundamentally an issue with the Bio-Linux 6 installer
> that is impacting BL7 as it persists through the upgrade?
>
>> The issue about /dev/zram0 will affect anyone else who upgraded from
>> Bio-Linux 6 like I did.
> But it's not affecting any of the test machines here, and the upgrade
> script already removes casper (see line 26) and then the initramfs is
> going to be rebuilt every time a new kernel is installed or plymouth is
> updated - both of which happen during the upgrade.  So I don't think the
> cause here is as straightforward as you think.  Ubiquity should indeed
> be removed after installation but it shouldn't do anything on the system
> unless it's run so is not a major concern.
>
> Do other people on this list find they have compressed swap still
> enabled on their machine?  To check, simply run 'swapon -s' and look for
> '/dev/zram0' in the output.  (If you see '/dev/mapper/cryptswap1' this
> is normal for any machine with encrypted accounts on it.)
>
> Cheers,
>
> TIM
>




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